<?php

// 公共助手函数


use think\exception\HttpResponseException;
use think\Response;
use think\Cache;


if (!function_exists('dd')) {

    function dd($data)
    {
        dump($data);
        die();
    }
}
if (!function_exists('__')) {

    /**
     * 获取语言变量值
     * @param string $name 语言变量名
     * @param array  $vars 动态变量值
     * @param string $lang 语言
     * @return mixed
     */
    function __($name, $vars = [], $lang = '')
    {
        if (is_numeric($name) || !$name) {
            return $name;
        }
        if (!is_array($vars)) {
            $vars = func_get_args();
            array_shift($vars);
            $lang = '';
        }
        return \think\Lang::get($name, $vars, $lang);
    }
}

if (!function_exists('format_bytes')) {

    /**
     * 将字节转换为可读文本
     * @param int    $size      大小
     * @param string $delimiter 分隔符
     * @param int    $precision 小数位数
     * @return string
     */
    function format_bytes($size, $delimiter = '', $precision = 2)
    {
        $units = array('B', 'KB', 'MB', 'GB', 'TB', 'PB');
        for ($i = 0; $size >= 1024 && $i < 6; $i++) {
            $size /= 1024;
        }
        return round($size, $precision) . $delimiter . $units[$i];
    }
}

if (!function_exists('datetime')) {

    /**
     * 将时间戳转换为日期时间
     * @param int    $time   时间戳
     * @param string $format 日期时间格式
     * @return string
     */
    function datetime($time, $format = 'Y-m-d H:i:s')
    {
        $time = is_numeric($time) ? $time : strtotime($time);
        return date($format, $time);
    }
}

if (!function_exists('human_date')) {

    /**
     * 获取语义化时间
     * @param int $time  时间
     * @param int $local 本地时间
     * @return string
     */
    function human_date($time, $local = null)
    {
        return \fast\Date::human($time, $local);
    }
}

if (!function_exists('cdnurl')) {

    /**
     * 获取上传资源的CDN的地址
     * @param string  $url    资源相对地址
     * @param boolean $domain 是否显示域名 或者直接传入域名
     * @return string
     */
    function cdnurl($url, $domain = false)
    {
        $regex = "/^((?:[a-z]+:)?\/\/|data:image\/)(.*)/i";
        $cdnurl = \think\Config::get('upload.cdnurl');
        $url = preg_match($regex, $url) || ($cdnurl && stripos($url, $cdnurl) === 0) ? $url : $cdnurl . $url;
        if ($domain && !preg_match($regex, $url)) {
            $domain = is_bool($domain) ? request()->domain() : $domain;
            $url = $domain . $url;
        }
        return $url;
    }
}


if (!function_exists('is_really_writable')) {

    /**
     * 判断文件或文件夹是否可写
     * @param string $file 文件或目录
     * @return    bool
     */
    function is_really_writable($file)
    {
        if (DIRECTORY_SEPARATOR === '/') {
            return is_writable($file);
        }
        if (is_dir($file)) {
            $file = rtrim($file, '/') . '/' . md5(mt_rand());
            if (($fp = @fopen($file, 'ab')) === false) {
                return false;
            }
            fclose($fp);
            @chmod($file, 0777);
            @unlink($file);
            return true;
        } elseif (!is_file($file) or ($fp = @fopen($file, 'ab')) === false) {
            return false;
        }
        fclose($fp);
        return true;
    }
}

if (!function_exists('rmdirs')) {

    /**
     * 删除文件夹
     * @param string $dirname  目录
     * @param bool   $withself 是否删除自身
     * @return boolean
     */
    function rmdirs($dirname, $withself = true)
    {
        if (!is_dir($dirname)) {
            return false;
        }
        $files = new RecursiveIteratorIterator(
            new RecursiveDirectoryIterator($dirname, RecursiveDirectoryIterator::SKIP_DOTS),
            RecursiveIteratorIterator::CHILD_FIRST
        );

        foreach ($files as $fileinfo) {
            $todo = ($fileinfo->isDir() ? 'rmdir' : 'unlink');
            $todo($fileinfo->getRealPath());
        }
        if ($withself) {
            @rmdir($dirname);
        }
        return true;
    }
}

if (!function_exists('copydirs')) {

    /**
     * 复制文件夹
     * @param string $source 源文件夹
     * @param string $dest   目标文件夹
     */
    function copydirs($source, $dest)
    {
        if (!is_dir($dest)) {
            mkdir($dest, 0755, true);
        }
        foreach ($iterator = new RecursiveIteratorIterator(
            new RecursiveDirectoryIterator($source, RecursiveDirectoryIterator::SKIP_DOTS),
            RecursiveIteratorIterator::SELF_FIRST
        ) as $item) {
            if ($item->isDir()) {
                $sontDir = $dest . DS . $iterator->getSubPathName();
                if (!is_dir($sontDir)) {
                    mkdir($sontDir, 0755, true);
                }
            } else {
                copy($item, $dest . DS . $iterator->getSubPathName());
            }
        }
    }
}

if (!function_exists('mb_ucfirst')) {
    function mb_ucfirst($string)
    {
        return mb_strtoupper(mb_substr($string, 0, 1)) . mb_strtolower(mb_substr($string, 1));
    }
}

if (!function_exists('addtion')) {

    /**
     * 附加关联字段数据
     * @param array $items  数据列表
     * @param mixed $fields 渲染的来源字段
     * @return array
     */
    function addtion($items, $fields)
    {
        if (!$items || !$fields) {
            return $items;
        }
        $fieldsArr = [];
        if (!is_array($fields)) {
            $arr = explode(',', $fields);
            foreach ($arr as $k => $v) {
                $fieldsArr[$v] = ['field' => $v];
            }
        } else {
            foreach ($fields as $k => $v) {
                if (is_array($v)) {
                    $v['field'] = isset($v['field']) ? $v['field'] : $k;
                } else {
                    $v = ['field' => $v];
                }
                $fieldsArr[$v['field']] = $v;
            }
        }
        foreach ($fieldsArr as $k => &$v) {
            $v = is_array($v) ? $v : ['field' => $v];
            $v['display'] = isset($v['display']) ? $v['display'] : str_replace(['_ids', '_id'], ['_names', '_name'], $v['field']);
            $v['primary'] = isset($v['primary']) ? $v['primary'] : '';
            $v['column'] = isset($v['column']) ? $v['column'] : 'name';
            $v['model'] = isset($v['model']) ? $v['model'] : '';
            $v['table'] = isset($v['table']) ? $v['table'] : '';
            $v['name'] = isset($v['name']) ? $v['name'] : str_replace(['_ids', '_id'], '', $v['field']);
        }
        unset($v);
        $ids = [];
        $fields = array_keys($fieldsArr);
        foreach ($items as $k => $v) {
            foreach ($fields as $m => $n) {
                if (isset($v[$n])) {
                    $ids[$n] = array_merge(isset($ids[$n]) && is_array($ids[$n]) ? $ids[$n] : [], explode(',', $v[$n]));
                }
            }
        }
        $result = [];
        foreach ($fieldsArr as $k => $v) {
            if ($v['model']) {
                $model = new $v['model'];
            } else {
                $model = $v['name'] ? \think\Db::name($v['name']) : \think\Db::table($v['table']);
            }
            $primary = $v['primary'] ? $v['primary'] : $model->getPk();
            $result[$v['field']] = isset($ids[$v['field']]) ? $model->where($primary, 'in', $ids[$v['field']])->column($v['column'], $primary) : [];
        }

        foreach ($items as $k => &$v) {
            foreach ($fields as $m => $n) {
                if (isset($v[$n])) {
                    $curr = array_flip(explode(',', $v[$n]));

                    $linedata = array_intersect_key($result[$n], $curr);
                    $v[$fieldsArr[$n]['display']] = $fieldsArr[$n]['column'] == '*' ? $linedata : implode(',', $linedata);
                }
            }
        }
        return $items;
    }
}

if (!function_exists('var_export_short')) {

    /**
     * 使用短标签打印或返回数组结构
     * @param mixed   $data
     * @param boolean $return 是否返回数据
     * @return string
     */
    function var_export_short($data, $return = true)
    {
        return var_export($data, $return);
        $replaced = [];
        $count = 0;

        //判断是否是对象
        if (is_resource($data) || is_object($data)) {
            return var_export($data, $return);
        }

        //判断是否有特殊的键名
        $specialKey = false;
        array_walk_recursive($data, function (&$value, &$key) use (&$specialKey) {
            if (is_string($key) && (stripos($key, "\n") !== false || stripos($key, "array (") !== false)) {
                $specialKey = true;
            }
        });
        if ($specialKey) {
            return var_export($data, $return);
        }
        array_walk_recursive($data, function (&$value, &$key) use (&$replaced, &$count, &$stringcheck) {
            if (is_object($value) || is_resource($value)) {
                $replaced[$count] = var_export($value, true);
                $value = "##<{$count}>##";
            } else {
                if (is_string($value) && (stripos($value, "\n") !== false || stripos($value, "array (") !== false)) {
                    $index = array_search($value, $replaced);
                    if ($index === false) {
                        $replaced[$count] = var_export($value, true);
                        $value = "##<{$count}>##";
                    } else {
                        $value = "##<{$index}>##";
                    }
                }
            }
            $count++;
        });

        $dump = var_export($data, true);

        $dump = preg_replace('#(?:\A|\n)([ ]*)array \(#i', '[', $dump); // Starts
        $dump = preg_replace('#\n([ ]*)\),#', "\n$1],", $dump); // Ends
        $dump = preg_replace('#=> \[\n\s+\],\n#', "=> [],\n", $dump); // Empties
        $dump = preg_replace('#\)$#', "]", $dump); //End

        if ($replaced) {
            $dump = preg_replace_callback("/'##<(\d+)>##'/", function ($matches) use ($replaced) {
                return isset($replaced[$matches[1]]) ? $replaced[$matches[1]] : "''";
            }, $dump);
        }

        if ($return === true) {
            return $dump;
        } else {
            echo $dump;
        }
    }
}

if (!function_exists('letter_avatar')) {
    /**
     * 首字母头像
     * @param $text
     * @return string
     */
    function letter_avatar($text)
    {
        $total = unpack('L', hash('adler32', $text, true))[1];
        $hue = $total % 360;
        list($r, $g, $b) = hsv2rgb($hue / 360, 0.3, 0.9);

        $bg = "rgb({$r},{$g},{$b})";
        $color = "#ffffff";
        $first = mb_strtoupper(mb_substr($text, 0, 1));
        $src = base64_encode('<svg xmlns="http://www.w3.org/2000/svg" version="1.1" height="100" width="100"><rect fill="' . $bg . '" x="0" y="0" width="100" height="100"></rect><text x="50" y="50" font-size="50" text-copy="fast" fill="' . $color . '" text-anchor="middle" text-rights="admin" dominant-baseline="central">' . $first . '</text></svg>');
        $value = 'data:image/svg+xml;base64,' . $src;
        return $value;
    }
}

if (!function_exists('hsv2rgb')) {
    function hsv2rgb($h, $s, $v)
    {
        $r = $g = $b = 0;

        $i = floor($h * 6);
        $f = $h * 6 - $i;
        $p = $v * (1 - $s);
        $q = $v * (1 - $f * $s);
        $t = $v * (1 - (1 - $f) * $s);

        switch ($i % 6) {
            case 0:
                $r = $v;
                $g = $t;
                $b = $p;
                break;
            case 1:
                $r = $q;
                $g = $v;
                $b = $p;
                break;
            case 2:
                $r = $p;
                $g = $v;
                $b = $t;
                break;
            case 3:
                $r = $p;
                $g = $q;
                $b = $v;
                break;
            case 4:
                $r = $t;
                $g = $p;
                $b = $v;
                break;
            case 5:
                $r = $v;
                $g = $p;
                $b = $q;
                break;
        }

        return [
            floor($r * 255),
            floor($g * 255),
            floor($b * 255)
        ];
    }
}

if (!function_exists('check_nav_active')) {
    /**
     * 检测会员中心导航是否高亮
     */
    function check_nav_active($url, $classname = 'active')
    {
        $auth = \app\common\library\Auth::instance();
        $requestUrl = $auth->getRequestUri();
        $url = ltrim($url, '/');
        return $requestUrl === str_replace(".", "/", $url) ? $classname : '';
    }
}

if (!function_exists('check_cors_request')) {
    /**
     * 跨域检测
     */
    function check_cors_request()
    {
        if (isset($_SERVER['HTTP_ORIGIN']) && $_SERVER['HTTP_ORIGIN']) {
            $info = parse_url($_SERVER['HTTP_ORIGIN']);
            $domainArr = explode(',', config('fastadmin.cors_request_domain'));
            $domainArr[] = request()->host(true);
            if (in_array("*", $domainArr) || in_array($_SERVER['HTTP_ORIGIN'], $domainArr) || (isset($info['host']) && in_array($info['host'], $domainArr))) {
                header("Access-Control-Allow-Origin: " . $_SERVER['HTTP_ORIGIN']);
            } else {
                $response = Response::create('跨域检测无效', 'html', 403);
                throw new HttpResponseException($response);
            }

            header('Access-Control-Allow-Credentials: true');
            header('Access-Control-Max-Age: 86400');

            if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') {
                if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_METHOD'])) {
                    header("Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS");
                }
                if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS'])) {
                    header("Access-Control-Allow-Headers: {$_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']}");
                }
                $response = Response::create('', 'html');
                throw new HttpResponseException($response);
            }
        }
    }
}

if (!function_exists('xss_clean')) {
    /**
     * 清理XSS
     */
    function xss_clean($content, $is_image = false)
    {
        return \app\common\library\Security::instance()->xss_clean($content, $is_image);
    }
}

if (!function_exists('check_ip_allowed')) {
    /**
     * 检测IP是否允许
     * @param string $ip IP地址
     */
    function check_ip_allowed($ip = null)
    {
        $ip = is_null($ip) ? request()->ip() : $ip;
        $forbiddenipArr = config('site.forbiddenip');
        $forbiddenipArr = !$forbiddenipArr ? [] : $forbiddenipArr;
        $forbiddenipArr = is_array($forbiddenipArr) ? $forbiddenipArr : array_filter(explode("\n", str_replace("\r\n", "\n", $forbiddenipArr)));
        if ($forbiddenipArr && \Symfony\Component\HttpFoundation\IpUtils::checkIp($ip, $forbiddenipArr)) {
            $response = Response::create('请求无权访问', 'html', 403);
            throw new HttpResponseException($response);
        }
    }
}

if (!function_exists('build_suffix_image')) {
    /**
     * 生成文件后缀图片
     * @param string $suffix 后缀
     * @param null   $background
     * @return string
     */
    function build_suffix_image($suffix, $background = null)
    {
        $suffix = mb_substr(strtoupper($suffix), 0, 4);
        $total = unpack('L', hash('adler32', $suffix, true))[1];
        $hue = $total % 360;
        list($r, $g, $b) = hsv2rgb($hue / 360, 0.3, 0.9);

        $background = $background ? $background : "rgb({$r},{$g},{$b})";

        $icon = <<<EOT
        <svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 512 512" style="enable-background:new 0 0 512 512;" xml:space="preserve">
            <path style="fill:#E2E5E7;" d="M128,0c-17.6,0-32,14.4-32,32v448c0,17.6,14.4,32,32,32h320c17.6,0,32-14.4,32-32V128L352,0H128z"/>
            <path style="fill:#B0B7BD;" d="M384,128h96L352,0v96C352,113.6,366.4,128,384,128z"/>
            <polygon style="fill:#CAD1D8;" points="480,224 384,128 480,128 "/>
            <path style="fill:{$background};" d="M416,416c0,8.8-7.2,16-16,16H48c-8.8,0-16-7.2-16-16V256c0-8.8,7.2-16,16-16h352c8.8,0,16,7.2,16,16 V416z"/>
            <path style="fill:#CAD1D8;" d="M400,432H96v16h304c8.8,0,16-7.2,16-16v-16C416,424.8,408.8,432,400,432z"/>
            <g><text><tspan x="220" y="380" font-size="124" font-family="Verdana, Helvetica, Arial, sans-serif" fill="white" text-anchor="middle">{$suffix}</tspan></text></g>
        </svg>
EOT;
        return $icon;
    }
}

if (!function_exists('get_wx_token')) {
    function get_wx_token($appid, $appkey)
    {
        $cache_id = 'wx_accesstoken:' . $appid;
        $data = Cache::get($cache_id);

        if ($data !== false && $data) {

            return $data;
        } else {
            //AppSecret(应用密钥)
            $url = 'https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=' . $appid . '&secret=' . $appkey;

            $client = new GuzzleHttp\Client();

            $response = $client->get($url);
            $res = $response->getBody();
            $res = json_decode($res, 1);
            if (!empty($res['access_token'])) {
                Cache::set($cache_id, $res['access_token'], 7000);
            }
            return $res['access_token'];
        }
    }
}
if (!function_exists('getRequestHost')) {
    function getRequestHost()
    {

        $http = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off') ? 'https://' : 'http://';
        $http = $http . $_SERVER['SERVER_NAME'];
        $port = ($_SERVER["SERVER_PORT"] == 80 || $_SERVER["SERVER_PORT"] == 443) ? '' : ':' . $_SERVER["SERVER_PORT"];
        $url = $http . $port;
        $host = $url . '/';

        return $host;
    }
}

if (!function_exists('mkqrcode')) {
    function mkqrcode($code, $path, $name)
    {
        require_once(EXTEND_PATH . '/Helperphpqrcode.php');
        if (!is_dir($path)) {
            @mkdir($path, 0755);
        }
        $save_path = $path . '/' . $name . '.png';
        \Helperphpqrcode::create($code, $save_path);
        return $save_path;
    }
}


if (!function_exists('api_format_img')) {
    function api_format_img(&$arr)
    {
        if (is_array($arr)) {
            foreach ($arr as $k => $v) {
                if ($v) {

                    if (is_string($v)) {
                        if ((substr($k, strpos($k, 'image')) === 'image' || substr($k, strpos($k, 'images')) === 'images' || substr($k, strpos($k, 'avatar')) === 'avatar' || substr($k, strpos($k, '_url')) === '_url' || substr($k, strpos($k, 'file')) === 'file')) {
                            $arr[$k] = add_img_uri($k, $v);
                        }
                    } elseif (is_array($v)) {
                        api_format_img($arr[$k]);
                    } elseif (is_object($v)) {
                        if (method_exists($v, 'toArray')) {
                            $arr[$k] = $v->toArray();
                            api_format_img($arr[$k]);
                        } else {
                            //遍历对象数组
                            foreach ($v as $vk => $vv) {
                                if ((substr($vk, strpos($vk, 'image')) === 'image' || substr($vk, strpos($vk, 'images')) === 'images' || substr($vk, strpos($vk, 'avatar')) === 'avatar' || substr($k, strpos($k, '_url')) === '_url' || substr($k, strpos($k, 'file')) === 'file')) {
                                    $v[$vk] = add_img_uri($vk, $vv);
                                }
                            }
                            $arr[$k] = $v;
                        }
                    }
                }
            }
        }
    }
}


if (!function_exists('add_img_uri')) {
    function add_img_uri($k, $v)
    {
        if (substr($k, strpos($k, 'images')) === 'images') {
            $images = explode(',', $v);
            foreach ($images as $ik => $img) {
                if (strpos($img, 'http') !== 0) {
                    $images[$ik] = cdnurl($img);
                }
            }
            return implode(',', $images);
        } else {
            if (strpos($v, 'http') !== 0) {
                return  cdnurl($v);
            }
        }
        return $v;
    }
}


if (!function_exists('api_mutrl_format_img')) {
    function api_mutrl_format_img($arr, $key)
    {
        $url = getRequestHost();
        foreach ($arr as $k => $v) {


            $tmp = explode(',', $v);
            foreach ($tmp as $g => $img) {
                $tmp[$g] = $url . $img;
            }
            $arr[$k][$key] = implode(',', $tmp);
        }
        return $arr;
    }
}



/**
 * 地址转坐标
 * https://restapi.amap.com/v3/geocode/geo?parameters
 */
if (!function_exists('get_address_code')) {

    function get_address_code($address)
    {
        $key = "2e556bf4ada4c10fb178f062e01310d5";
        $url = "https://restapi.amap.com/v3/geocode/geo?address=$address&output=JSON&key=$key";

        $client = new GuzzleHttp\Client();
        $response = $client->get($url);
        $res = $response->getBody();
        $res = json_decode($res, 1);
        return $res;
    }
}
/**
 * 坐标转地址
 *
 */
if (!function_exists('code_to_address')) {

    function code_to_address($lat, $lng)
    {


        $lis = [$lat, $lng];
        sort($lis);
        $code = $lis[1] . ',' . $lis[0];

        $key = "2e556bf4ada4c10fb178f062e01310d5";
        $url = "https://restapi.amap.com/v3/geocode/regeo?output=json&location=$code&key=$key&radius=100";

        $client = new GuzzleHttp\Client();
        $response = $client->get($url);
        $res = $response->getBody();
        $res = json_decode($res, 1);
        return $res;
    }
}
//坐标转换
if (!function_exists('transform_location')) {

    function transform_location($code, $type = "gps")
    {
        $key = "2e556bf4ada4c10fb178f062e01310d5";
        $url = "https://restapi.amap.com/v3/assistant/coordinate/convert?locations=$code&coordsys=$type&output=json&key=$key";

        $client = new GuzzleHttp\Client();
        $response = $client->get($url);
        $res = $response->getBody();
        $res = json_decode($res, 1);
        return $res;
    }
}

if (!function_exists('get_distance')) {

    function get_distance($from, $to, $km = true, $decimal = 2)
    {
        sort($from);
        sort($to);
        $EARTH_RADIUS = 6370.996; // 地球半径系数

        $distance = $EARTH_RADIUS * 2 * asin(sqrt(pow(sin(($from[0] * pi() / 180 - $to[0] * pi() / 180) / 2), 2) + cos($from[0] * pi() / 180) * cos($to[0] * pi() / 180) * pow(sin(($from[1] * pi() / 180 - $to[1] * pi() / 180) / 2), 2))) * 1000;

        if ($km) {
            $distance = $distance / 1000;
        }

        return round($distance, $decimal);
    }
}

if (!function_exists('format_distance')) {

    function format_distance($distance)
    {
        $distance = $distance * 1000;
        if ($distance > 1000) {
            $distance = sprintf('%.1f', $distance / 1000);
            return $distance . "Km";
        } else {
            $distance = ceil($distance / 100);
            return $distance . "00m";
        }
    }
}


function post_data($url, $param, $type = 'json', $return_array = true, $useCert = [])
{
    $type === false && $type = 'json'; // 兼容老版本
    $type === true && $type = 'file'; // 兼容老版本
    //兼容obj数组
    if ($type == 'json' && (is_array($param) || is_object($param))) {

        $param = json_encode($param, JSON_UNESCAPED_UNICODE);
    } elseif ($type == 'xml' && is_array($param)) {
        $param = ToXml($param);
    }
    // 初始化curl
    $ch = curl_init();
    // 设置超时
    curl_setopt($ch, CURLOPT_TIMEOUT, 30);
    if (version_compare(phpversion(), '7.0') < 0) {
        if (class_exists('/CURLFile')) { // php5.5跟php5.6中的CURLOPT_SAFE_UPLOAD的默认值不同
            //curl_setopt ( $ch, CURLOPT_SAFE_UPLOAD, true );
        } else {
            if (defined('CURLOPT_SAFE_UPLOAD')) {
                curl_setopt($ch, CURLOPT_SAFE_UPLOAD, false);
            }
        }
    }

    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_POST, true);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);

    // 设置header
    if ($type == 'file') {
        $header[] = "content-type: multipart/form-data; charset=UTF-8";
        curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
    } elseif ($type == 'xml') {
        curl_setopt($ch, CURLOPT_HEADER, false);
    } else {
        $header[] = "content-type: application/json; charset=UTF-8";
        curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
    }

    // curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)');
    if (ini_get('open_basedir') == '' && ini_get('safe_mode' == 'Off')) {

        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    }
    // curl_setopt ( $ch, CURLOPT_FOLLOWLOCATION, 1 );
    //Helper_Common::curl_redir_exec($ch);
    curl_setopt($ch, CURLOPT_AUTOREFERER, 1);
    curl_setopt($ch, CURLOPT_POSTFIELDS, $param);
    // 要求结果为字符串且输出到屏幕上
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    // 使用证书：cert 与 key 分别属于两个.pem文件
    if (isset($useCert['certPath']) && isset($useCert['keyPath'])) {
        curl_setopt($ch, CURLOPT_SSLCERTTYPE, 'PEM');
        curl_setopt($ch, CURLOPT_SSLCERT, $useCert['certPath']);
        curl_setopt($ch, CURLOPT_SSLKEYTYPE, 'PEM');
        curl_setopt($ch, CURLOPT_SSLKEY, $useCert['keyPath']);
    }

    $res = curl_exec($ch);

    // 获得响应结果里的：头大小

    $headerSize = curl_getinfo($ch, CURLINFO_HEADER_SIZE);

    // 根据头大小去获取头信息内容

    $pheader = substr($res, 0, $headerSize);
    $flat = curl_errno($ch);
    $msg = '';
    if ($flat) {
        $msg = curl_error($ch);
    }
    curl_close($ch);
    if ($flat) {
        return [
            'curl_erron' => $flat,
            'curl_error' => $msg
        ];
    } else {

        if ($return_array && !empty($res)) {
            $res = $type == 'xml' ? FromXml($res) : json_decode($res, true);
        }

        return $res;
    }
}

/**
 * 输出xml字符
 */
function ToXml($arr = [])
{
    if (!is_array($arr) || count($arr) <= 0) {
        exit("数组数据异常！");
    }

    $xml = "<xml>";
    foreach ($arr as $key => $val) {
        if (is_numeric($val)) {
            $xml .= "<" . $key . ">" . $val . "</" . $key . ">";
        } else {
            $xml .= "<" . $key . "><![CDATA[" . $val . "]]></" . $key . ">";
        }
    }
    $xml .= "</xml>";
    return $xml;
}

/**
 * 将xml转为array
 */
function FromXml($xml)
{
    if (!$xml) {
        exit("xml数据异常！");
    }
    // 将XML转为array
    $arr = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);
    return $arr;
}


function get_rand_str($len = 10, $special = true)
{
    // 		$chars = array(
    // 			"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
    // 			"l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v",
    // 			"w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G",
    // 			"H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",
    // 			"S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2",
    // 			"3", "4", "5", "6", "7", "8", "9"
    // 		);

    $chars = array(
        "0", "1", "2",
        "3", "4", "5", "6", "7", "8", "9"
    );
    if ($special) {
        $chars = array_merge($chars, array(
            "!", "@", "#", "$", "?", "|", "{", "/", ":", ";",
            "%", "^", "&", "*", "(", ")", "-", "_", "[", "]",
            "}", "<", ">", "~", "+", "=", ",", "."
        ));
    }

    $charsLen = count($chars) - 1;
    shuffle($chars);                            //打乱数组顺序
    $str = '';
    for ($i = 0; $i < $len; $i++) {
        $str .= $chars[mt_rand(0, $charsLen)];    //随机取出一位
    }
    return $str;
}

/**
 * 数组转树
 */
function arraytotree($list, $key, $kv)
{
    $temp = [];

    for ($i = 0; $i < count($list); $i++) {
        if ($list[$i][$key] == $kv) {
            $list[$i]['list'] = arraytotree($list, $key, $list[$i]['id']);

            array_push($temp, $list[$i]);
        }
    }

    return $temp;
}

function array_to_group($arr, $key)
{
    $temp = [];

    foreach ($arr as $k => $v) {
        if ($k == $key) {
            if (in_array($v, $temp)) {
                $temp[$v] = [];
            }
        }
    }
}





function exportCSV($list, $columns = array(), $path = '', $page = 1, $exflag = false)
{
    set_time_limit(0);
    if (empty($path) && PHP_SAPI == 'cli') {
        throw new Exception('Excel::exportCSV  should only be run from a Web Browser');
    }

    if (!is_dir($path)) {
        @mkdir($path, 511);
    }

    $filename = date('Ymd', time());

    if (!empty($columns['title'])) {
        $filename = $columns['title'] . '-' . $filename . '.csv';
    }

    $savepath = $path . $filename;

    if ($page == 1) {
        $tableheader = array();

        foreach ($columns['columns'] as $col) {
            $tableheader[] = $col['title'];
        }

        $tableheader_str = '"' . implode('","', $tableheader) . '"' . '
';
        $html = iconv('UTF-8', 'GBK//TRANSLIT', $tableheader_str);
    }

    foreach ($list as $value) {
        foreach ($columns['columns'] as $col) {
            $type = '';
            if (isset($col['type']) && $col['type'] === 'string') {
                $type = '	';
            }
            //mb_convert_encoding($data,"GBK","UTF-8");使用了这个方法，就好啦
            //iconv('UTF-8', 'GBK//TRANSLIT', $value[$col['field']])
            $tv = $value;
            $tr = explode('.', $col['field']);
            foreach ($tr as $k => $v) {
                $tv = $tv[$v];
            }

            $html .= '"' . mb_convert_encoding($tv, "GBK", "UTF-8") . ($type . '",');
        }

        $html .= '
';
    }
    if (!empty($html)) {
        file_put_contents($savepath, $html, 8);
    }
    if (1) {
        $file = $savepath;

        if (file_exists($file)) {
            header('Content-type:application/octet-stream');
            $filename = basename($file);
            header('Content-Disposition:attachment;filename = ' . $filename);
            header('Accept-ranges:bytes');
            header('Accept-length:' . filesize($file));
            /*           define ('UTF32_BIG_ENDIAN_BOM'   ,   chr(0x00) . chr(0x00) . chr(0xFE) . chr(0xFF));
                define ('UTF32_LITTLE_ENDIAN_BOM',   chr(0xFF) . chr(0xFE) . chr(0x00) . chr(0x00));
                define ('UTF16_BIG_ENDIAN_BOM' ,   chr(0xFE) . chr(0xFF));
                define ('UTF16_LITTLE_ENDIAN_BOM',   chr(0xFF) . chr(0xFE));
                define ('UTF8_BOM'   ,   chr(0xEF) . chr(0xBB) . chr(0xBF));
                echo "\x00\x00\xFE\xFF";*/
            readfile($file);
            @unlink($file);
            exit();
        } else {
            echo '<script>alert(\'文件不存在\')</script>';
        }
    }



    return true;
}

if (!function_exists('getSize')) {
    function getSize($filesize)
    {

        if ($filesize >= 1073741824) {

            $filesize = round($filesize / 1073741824 * 100) / 100 . ' GB';
        } elseif ($filesize >= 1048576) {

            $filesize = round($filesize / 1048576 * 100) / 100 . ' MB';
        } elseif ($filesize >= 1024) {

            $filesize = round($filesize / 1024 * 100) / 100 . ' KB';
        } else {

            $filesize = $filesize . ' 字节';
        }

        return $filesize;
    }
}
